DQR ID | Subject | Data Streams Affected | Data Quality Metric |
---|
D020313.1 | SGP/THWAPS/C1 - THWAPS C1 miscalibrated | sgpthwapsC1.b1 | Incorrect |
D030917.21 | SGP/THWAPS/B1/B5/B6/C1 - Missing data due to Ice storm and clock problems | sgpthwapsC1.b1 | Missing |
D041123.1 | SGP/THWAPS/C1 - RH Sensor Calibration | sgpthwapsC1.b1 | Incorrect |
D050812.10 | SGP/THWAPS/C1 - Minor bias in humidity | sgpthwapsC1.b1 | Does not affect quality |
D050812.12 | SGP/THWAPS/C1 - Minor bias in saturation vapor pressure | sgpthwapsC1.b1 | Does not affect quality |
D080116.24 | SGP/THWAPS/C1 - RH Data Incorrect | sgpthwapsC1.b1 | Incorrect |
D090211.2 | SGP/THWAPS/C1 - Barometer intermittent | sgpthwapsC1.b1 | Suspect |
D090306.1 | SGP/THWAPS/C1 - Time stamp of data record incorrect | sgpthwapsC1.b1 | Incorrect |
D090824.2 | SGP/THWAPS/C1 - Wind speed incorrect | sgpthwapsC1.b1 | Incorrect |
D100106.1 | SGP/MET/E9 - Wind Speed Data Incorrect | sgpmetE9.b1 | Incorrect |
D100218.1 | SGP/MET/E21 - Wind Sensor Inoperative Due to Ice | sgpmetE21.b1 | Incorrect |
D110105.2 | SGP/MET/E11 - Intermittent incorrect windspeed | sgpmetE11.b1 | Suspect |
D110415.2 | SGP/MET/E13 - PWD data incorrect/missing | sgpmetE13.b1 | Incorrect |
D110419.1 | SGP/MET/E13 - Missing PWD data | sgpmetE13.b1 | Missing |
D110524.2 | SGP/MET/E21 - TimeCheck Error | sgpmetE21.b1 | Incorrect |
D110524.3 | SGP/MET/E9 - Time-stamp uncertainty | sgpmetE9.b1 | Incorrect |
D110621.1 | SGP/MET/E11 - Wind speed incorrect | sgpmetE11.b1 | Incorrect |
D111005.2 | SGP/MET/E7 - T/RH values incorrect | sgpmetE7.b1 | Incorrect |
D111114.1 | SGP/MET/E9 - RH probe failure | sgpmetE9.b1 | Incorrect |
D120928.1 | SGP/MET/E13 - Low logger voltage | sgpmetE13.b1 | Suspect |
D130711.1 | SGP/THWAPS/C1 - T/RH sensor failure | sgpthwapsC1.b1 | Incorrect |
D131106.3 | SGP/THWAPS/C1 - RH too high | sgpthwapsC1.b1 | Suspect |
D131205.2 | SGP/THWAPS/C1 - Incorrect T/RH data | sgpthwapsC1.b1 | Incorrect |
D140103.2 | SGP/MET/E13 - Ice on wind sensor | sgpmetE13.b1 | Incorrect |
D140108.1 | SGP/MET/E11/E15/E21/E31/E33/E34/E35/E36/E37/E38/E9 - Ice on wind sensors | sgpmetE15.b1, sgpmetE21.b1, sgpmetE9.b1, sgpmetE11.b1 | Suspect |
D140801.3 | SGP/MET/E9 - Rain gauge clogged | sgpmetE9.b1 | Suspect |
D150311.15 | SGP/MET/E11 - Data logger issue resulted in incorrect data | sgpmetE11.b1 | Incorrect |
D150311.16 | SGP/MET/E11 - Missing data due to hardware problem | sgpmetE11.b1 | Missing |
D150327.1 | SGP/MET/E11 - Collection problem caused missing data | sgpmetE11.b1 | Missing |
D151201.2 | SGP ALL INSTRUMENTS - Icing Event | sgpmetE13.b1, sgpmetE11.b1, sgpmetE21.b1, sgpmetE15.b1, sgpmetE9.b1 | Does not affect quality |
D151218.8 | SGP/MET/E13 - Data suspect due to system power issues | sgpmetE13.b1 | Suspect |
D160104.7 | SGP Site Power Outage Due to Winter Storm | sgpmetE13.b1, sgpmetE11.b1, sgpmetE21.b1, sgpmetE15.b1 | Does not affect quality |
D160108.3 | SGP/MET/E11 - Missing Data | sgpmetE11.b1 | Missing |
D160203.2 | SGP/MET/E9 - False tips in high winds | sgpmetE9.b1 | Does not affect quality |
D160203.3 | SGP/MET/E11 - False tips in high winds | sgpmetE11.b1 | Does not affect quality |
D160203.4 | SGP/MET/E13 - False tips in high winds | sgpmetE13.b1 | Does not affect quality |
D160203.5 | SGP/MET/E15 - False tips in high winds | sgpmetE15.b1 | Does not affect quality |
D160411.3 | SGP/MET/E9 - Wind sensor malfunction | sgpmetE9.b1 | Does not affect quality |
D160802.4 | SGP/MET/E15 - Tipping bucket rain gauge clogged | sgpmetE15.b1 | Incorrect |
D160805.1 | SGP/MET/E11 - Tipping bucket rain gauge clogged | sgpmetE11.b1 | Incorrect |
D160909.5 | SGP/MET/E15 - No precipitation recorded | sgpmetE15.b1 | Incorrect |
D160923.7 | SGP/MET/E11 - Missing data | sgpmetE11.b1 | Missing |
D160930.2 | SGP/MET/E9 - Bad battery | sgpmetE9.b1 | Missing |
D161020.1 | SGP/MET/E13 - Data Spikes | sgpmetE13.b1 | Incorrect |
D161020.2 | SGP/MET/E13 - Wind Values Incorrect | sgpmetE13.b1 | Incorrect |
D991008.1 | SGP/THWAPS - RH values low by factor of 1.1 | sgpthwapsC1.b1 | Incorrect |
Subject: | SGP/THWAPS/C1 - THWAPS C1 miscalibrated |
DataStreams: | sgpthwapsC1.b1
|
Description: | Power outages apparently led to the THWAPS HMP233 temperature and RH sensor
being replaced at C1. The power went out at 0340 on 3/9 was restored at
0635 and went out again at 2025.
The new HMP233 appears to be incorrectly calibrated and all temperature
data since its installation are wrong. If I am correct about the nature
of the calibration problem, the true average temperature can be recovered
from that recorded by a linear conversion, but I don't think its worth the
trouble. |
Measurements: | sgpthwapsC1.b1: - Pressure, vapor, at 2-m height, 30-min intervals(vap_pres)
- Humidity, relative, at 2-m height, 30-min intervals, standard deviation(sd_rh)
- Temperature, air, 30-min intervals, standard deviation(sd_temp)
- Humidity, relative, on hybrid-b grid, derived from RUC model(rh)
- Temperature, air, 60-m height, 30-min intervals(temp)
|
Subject: | SGP/THWAPS/B1/B5/B6/C1 - Missing data due to Ice storm and clock problems |
DataStreams: | sgpthwapsC1.b1
|
Description: | Data are missing due to power failures caused by an ice storm
and resulting system/instrument clock problems. |
Measurements: | sgpthwapsC1.b1: - Altitude above mean sea level(alt)
- time_offset
- Wind speed, surface, 1-min avg(wspd)
- Pressure, vapor, at 2-m height, 30-min intervals(vap_pres)
- sd_pres
- sd_vap_pres
- Humidity, relative, on hybrid-b grid, derived from RUC model(rh)
- East longitude(lon)
- vbat
- sd_wdir
- base_time
- North latitude(lat)
- Humidity, relative, at 2-m height, 30-min intervals, standard deviation(sd_rh)
- Temperature, air, 30-min intervals, standard deviation(sd_temp)
- Pressure, atmospheric, constant value of model level, RUC model output(pres)
- Temperature, air, 60-m height, 30-min intervals(temp)
- Wind direction, at 10-m height, 30-min intervals(wdir)
|
Subject: | SGP/MET/E9 - Time-stamp uncertainty |
DataStreams: | sgpmetE9.b1
|
Description: | Between 20100503 and 20100507 the sgp.E9 instruments (EBBR, MET, SIRS, SWATS) time clocks
were drifting outside the allowable +/-3 seconds. During the specified period, the
swings ranged from -326 to +637 seconds. |
Measurements: | sgpmetE9.b1: - Humidity, relative, at 2-m height, 1-min avg(rh_mean)
- qc_wdir_vec_mean
- qc_temp_mean
- Wind speed vector mean(wspd_vec_mean)
- qc_wdir_vec_std
- Wind direction vector mean(wdir_vec_mean)
- Atmospheric pressure(atmos_pressure)
- qc_wspd_vec_mean
- qc_rh_mean
- time
- TBRG precipitation total, corrected(tbrg_precip_total_corr)
- qc_tbrg_precip_total
- qc_vapor_pressure_mean
- qc_tbrg_precip_total_corr
- Temperature mean(temp_mean)
- wdir_vec_std
- Vapor pressure mean, calculated(vapor_pressure_mean)
- base_time
- tbrg_precip_total
- time_offset
- qc_wspd_arith_mean
- qc_time
- qc_atmos_pressure
- Wind speed, lower, 1-min avg(wspd_arith_mean)
|
Subject: | SGP/THWAPS/C1 - T/RH sensor failure |
DataStreams: | sgpthwapsC1.b1
|
Description: | Storm damage caused failure of the temperature/humidity sensor. Sensor replaced. |
Measurements: | sgpthwapsC1.b1: - Pressure, vapor, at 2-m height, 30-min intervals(vap_pres)
- Humidity, relative, at 2-m height, 30-min intervals, standard deviation(sd_rh)
- sd_vap_pres
- Temperature, air, 30-min intervals, standard deviation(sd_temp)
- Humidity, relative, on hybrid-b grid, derived from RUC model(rh)
- Temperature, air, 60-m height, 30-min intervals(temp)
|
Subject: | SGP/THWAPS/C1 - Incorrect T/RH data |
DataStreams: | sgpthwapsC1.b1
|
Description: | There was a power issue with the T/RH sensor. |
Measurements: | sgpthwapsC1.b1: - Pressure, vapor, at 2-m height, 30-min intervals(vap_pres)
- Humidity, relative, at 2-m height, 30-min intervals, standard deviation(sd_rh)
- sd_vap_pres
- Temperature, air, 30-min intervals, standard deviation(sd_temp)
- Humidity, relative, on hybrid-b grid, derived from RUC model(rh)
- Temperature, air, 60-m height, 30-min intervals(temp)
|
Subject: | SGP/MET/E11/E15/E21/E31/E33/E34/E35/E36/E37/E38/E9 - Ice on wind sensors |
DataStreams: | sgpmetE15.b1, sgpmetE21.b1, sgpmetE9.b1, sgpmetE11.b1
|
Description: | Wind data was affected by ice buildup on the sensors. Data during this period should be
used with caution. Exact times of sensor thaw are unknown. |
Measurements: | sgpmetE11.b1: - Wind direction vector mean(wdir_vec_mean)
- Wind speed vector mean(wspd_vec_mean)
- wdir_vec_std
- Wind speed, lower, 1-min avg(wspd_arith_mean)
sgpmetE9.b1: - Wind speed vector mean(wspd_vec_mean)
- Wind direction vector mean(wdir_vec_mean)
- wdir_vec_std
- Wind speed, lower, 1-min avg(wspd_arith_mean)
sgpmetE21.b1: - wdir_vec_std
- Wind speed vector mean(wspd_vec_mean)
- Wind speed, lower, 1-min avg(wspd_arith_mean)
- Wind direction vector mean(wdir_vec_mean)
sgpmetE15.b1: - wdir_vec_std
- Wind speed, lower, 1-min avg(wspd_arith_mean)
- Wind speed vector mean(wspd_vec_mean)
- Wind direction vector mean(wdir_vec_mean)
|
Subject: | SGP ALL INSTRUMENTS - Icing Event |
DataStreams: | sgpmetE13.b1, sgpmetE11.b1, sgpmetE21.b1, sgpmetE15.b1, sgpmetE9.b1
|
Description: | An icing event (winter storm Cara) passed slowly through the area during this time frame.
Instruments at the SGP may have been affected by ice accumulation. |
Measurements: | sgpmetE11.b1: - Wind speed vector mean(wspd_vec_mean)
- Wind speed, lower, 1-min avg(wspd_arith_mean)
- Wind direction vector mean(wdir_vec_mean)
- Atmospheric pressure(atmos_pressure)
- wdir_vec_std
- TBRG precipitation total, corrected(tbrg_precip_total_corr)
- tbrg_precip_total
- Humidity, relative, at 2-m height, 1-min avg(rh_mean)
- Vapor pressure mean, calculated(vapor_pressure_mean)
- Temperature mean(temp_mean)
sgpmetE13.b1: - pwd_cumul_rain
- PWD 10 minute mean visibility(pwd_mean_vis_10min)
- PWD 1 minute mean precipitation rate(pwd_precip_rate_mean_1min)
- Wind speed, lower, 1-min avg(wspd_arith_mean)
- Temperature mean(temp_mean)
- PWD 1 minute mean visibility(pwd_mean_vis_1min)
- temp_std
- pwd_pw_code_15min
- Wind speed vector mean(wspd_vec_mean)
- Wind direction vector mean(wdir_vec_mean)
- TBRG precipitation total, corrected(tbrg_precip_total_corr)
- logger_temp
- Vapor pressure mean, calculated(vapor_pressure_mean)
- vapor_pressure_std
- pwd_pw_code_1hr
- Humidity, relative, at 2-m height, 1-min avg(rh_mean)
- pwd_cumul_snow
- pwd_err_code
- tbrg_precip_total
- pwd_pw_code_inst
- Atmospheric pressure(atmos_pressure)
- wdir_vec_std
- rh_std
- logger_volt
sgpmetE9.b1: - Wind speed vector mean(wspd_vec_mean)
- Wind direction vector mean(wdir_vec_mean)
- Atmospheric pressure(atmos_pressure)
- Wind speed, lower, 1-min avg(wspd_arith_mean)
- Humidity, relative, at 2-m height, 1-min avg(rh_mean)
- wdir_vec_std
- Vapor pressure mean, calculated(vapor_pressure_mean)
- Temperature mean(temp_mean)
- tbrg_precip_total
- TBRG precipitation total, corrected(tbrg_precip_total_corr)
sgpmetE21.b1: - Vapor pressure mean, calculated(vapor_pressure_mean)
- Humidity, relative, at 2-m height, 1-min avg(rh_mean)
- Temperature mean(temp_mean)
- wdir_vec_std
- Wind direction vector mean(wdir_vec_mean)
- Wind speed vector mean(wspd_vec_mean)
- Atmospheric pressure(atmos_pressure)
- Wind speed, lower, 1-min avg(wspd_arith_mean)
- TBRG precipitation total, corrected(tbrg_precip_total_corr)
- tbrg_precip_total
sgpmetE15.b1: - wdir_vec_std
- Temperature mean(temp_mean)
- Vapor pressure mean, calculated(vapor_pressure_mean)
- Wind speed, lower, 1-min avg(wspd_arith_mean)
- TBRG precipitation total, corrected(tbrg_precip_total_corr)
- Atmospheric pressure(atmos_pressure)
- Humidity, relative, at 2-m height, 1-min avg(rh_mean)
- tbrg_precip_total
- Wind speed vector mean(wspd_vec_mean)
- Wind direction vector mean(wdir_vec_mean)
|
Subject: | SGP Site Power Outage Due to Winter Storm |
DataStreams: | sgpmetE13.b1, sgpmetE11.b1, sgpmetE21.b1, sgpmetE15.b1
|
Description: | On Saturday and Sunday, December 26 and 27th a powerful winter storm (Goliath) brought
sleet and freezing rain to much of Oklahoma with wind gusts of 45 MPH at times. The result
was very very slick roads and mass power outages.
The SGP central facility lost power at 8:55 PM CDT on Sunday, December 27th.
The power was restored on 7:56 PM CDT on Wednesday, December 30th
Site Emergency procedures were activated and Technicians drained water out of instrument
reservoirs and other measures as needed, early Monday morning.
On Wednesdays as roads and power started was restored to much of the areas east of I-35 ,
Site Technicians performed maintenance on several Extended Facilities.
During this period, data are potentially missing, incorrect, or suspect. Carefully
inspect the data before use. |
Measurements: | sgpmetE11.b1: - qc_vapor_pressure_mean
- qc_wdir_vec_mean
- Wind speed, lower, 1-min avg(wspd_arith_mean)
- time_offset
- qc_wdir_vec_std
- Wind direction vector mean(wdir_vec_mean)
- qc_temp_mean
- wdir_vec_std
- tbrg_precip_total
- qc_atmos_pressure
- qc_tbrg_precip_total_corr
- qc_rh_mean
- Temperature mean(temp_mean)
- base_time
- qc_wspd_vec_mean
- qc_wspd_arith_mean
- time
- Wind speed vector mean(wspd_vec_mean)
- qc_time
- East longitude(lon)
- qc_tbrg_precip_total
- North latitude(lat)
- Atmospheric pressure(atmos_pressure)
- TBRG precipitation total, corrected(tbrg_precip_total_corr)
- Altitude above mean sea level(alt)
- Humidity, relative, at 2-m height, 1-min avg(rh_mean)
- Vapor pressure mean, calculated(vapor_pressure_mean)
sgpmetE13.b1: - pwd_cumul_rain
- PWD 10 minute mean visibility(pwd_mean_vis_10min)
- Temperature mean(temp_mean)
- PWD 1 minute mean visibility(pwd_mean_vis_1min)
- temp_std
- qc_rh_mean
- pwd_pw_code_15min
- qc_tbrg_precip_total_corr
- qc_logger_temp
- Wind direction vector mean(wdir_vec_mean)
- qc_pwd_cumul_rain
- qc_pwd_pw_code_15min
- Vapor pressure mean, calculated(vapor_pressure_mean)
- vapor_pressure_std
- qc_pwd_pw_code_1hr
- qc_pwd_precip_rate_mean_1min
- Altitude above mean sea level(alt)
- pwd_cumul_snow
- North latitude(lat)
- qc_pwd_cumul_snow
- qc_tbrg_precip_total
- qc_vapor_pressure_mean
- tbrg_precip_total
- qc_time
- Atmospheric pressure(atmos_pressure)
- base_time
- qc_wspd_arith_mean
- qc_wdir_vec_std
- rh_std
- logger_volt
- PWD 1 minute mean precipitation rate(pwd_precip_rate_mean_1min)
- Wind speed, lower, 1-min avg(wspd_arith_mean)
- qc_logger_volt
- qc_temp_mean
- qc_pwd_mean_vis_10min
- qc_pwd_mean_vis_1min
- Wind speed vector mean(wspd_vec_mean)
- TBRG precipitation total, corrected(tbrg_precip_total_corr)
- logger_temp
- qc_wdir_vec_mean
- pwd_pw_code_1hr
- Humidity, relative, at 2-m height, 1-min avg(rh_mean)
- qc_atmos_pressure
- qc_wspd_vec_mean
- time_offset
- pwd_err_code
- East longitude(lon)
- qc_pwd_pw_code_inst
- pwd_pw_code_inst
- wdir_vec_std
- time
sgpmetE21.b1: - Vapor pressure mean, calculated(vapor_pressure_mean)
- qc_wspd_arith_mean
- wdir_vec_std
- qc_wdir_vec_mean
- base_time
- Altitude above mean sea level(alt)
- qc_vapor_pressure_mean
- qc_tbrg_precip_total_corr
- Atmospheric pressure(atmos_pressure)
- East longitude(lon)
- qc_rh_mean
- time_offset
- qc_tbrg_precip_total
- TBRG precipitation total, corrected(tbrg_precip_total_corr)
- qc_wspd_vec_mean
- Humidity, relative, at 2-m height, 1-min avg(rh_mean)
- Temperature mean(temp_mean)
- Wind direction vector mean(wdir_vec_mean)
- qc_wdir_vec_std
- qc_temp_mean
- Wind speed vector mean(wspd_vec_mean)
- time
- qc_time
- Wind speed, lower, 1-min avg(wspd_arith_mean)
- qc_atmos_pressure
- tbrg_precip_total
- North latitude(lat)
sgpmetE15.b1: - qc_wdir_vec_std
- qc_vapor_pressure_mean
- Altitude above mean sea level(alt)
- qc_wspd_arith_mean
- Temperature mean(temp_mean)
- Wind speed, lower, 1-min avg(wspd_arith_mean)
- TBRG precipitation total, corrected(tbrg_precip_total_corr)
- qc_time
- Atmospheric pressure(atmos_pressure)
- tbrg_precip_total
- Wind direction vector mean(wdir_vec_mean)
- qc_atmos_pressure
- qc_tbrg_precip_total_corr
- qc_tbrg_precip_total
- East longitude(lon)
- base_time
- wdir_vec_std
- time_offset
- qc_wdir_vec_mean
- qc_rh_mean
- Vapor pressure mean, calculated(vapor_pressure_mean)
- qc_wspd_vec_mean
- Humidity, relative, at 2-m height, 1-min avg(rh_mean)
- time
- Wind speed vector mean(wspd_vec_mean)
- North latitude(lat)
- qc_temp_mean
|
Subject: | SGP/THWAPS - RH values low by factor of 1.1 |
DataStreams: | sgpthwapsC1.b1
|
Description: | Because of instrument mentor stupidity, all C1 THWAPS RH data collected
from the begin date of this DQR are low by a factor of 1.1. This error
also will affect the vapor pressure data. The problem is that the CSI
data logger is expecting the data to be scaled 0-100%RH on the range 0-1V,
but it is now being scaled 0-110%RH on the range 0-1V. |
Measurements: | sgpthwapsC1.b1: - Pressure, vapor, at 2-m height, 30-min intervals(vap_pres)
- Humidity, relative, at 2-m height, 30-min intervals, standard deviation(sd_rh)
- sd_vap_pres
- Humidity, relative, on hybrid-b grid, derived from RUC model(rh)
|